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Finding the Fourth Proportional to 25,817.56, 38,725.53 and 7,349.56

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Solution

The fourth proportional to 25,817.56, 38,725.53 and 7,349.56 is: 11,024.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,817.56 : 38,725.53 = 7,349.56 : x
  2. Step 2: Convert to fraction form
    25,817.56/38,725.53 = 7,349.56/x
  3. Step 3: Cross multiply
    25,817.56x = 38,725.53 × 7,349.56
  4. Step 4: Simplify right side
    25,817.56x = 284,615,606.27
  5. Step 5: Solve for x
    x = 284,615,606.27/25,817.56
  6. Step 6: Final answer
    x = 11,024.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.